Overview
Abscisic acid (ABA) is a vital plant hormone that helps regulate various physiological processes, particularly in response to environmental stress. It plays a crucial role in managing water loss by closing stomata, which is essential during drought conditions. Additionally, ABA is key in maintaining...
Key Terms
Example: Plant hormones like auxins and gibberellins.
Example: Stomata close to reduce water loss during drought.
Example: Drought stress can trigger ABA production in plants.
Example: ABA maintains seed dormancy until conditions improve.
Example: ABA inhibits germination until the right conditions are met.
Example: High salinity can stress plants, prompting ABA response.
Related Topics
Gibberellins
Another type of plant hormone that promotes growth and development.
intermediateEthylene
A plant hormone involved in fruit ripening and stress responses.
intermediateAuxins
Plant hormones that regulate growth and directional responses.
intermediateCytokinins
Hormones that promote cell division and growth in plants.
intermediateKey Concepts
Plant hormoneStress responseWater regulationSeed dormancy